27217740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 87945984

約数和(自身を除く): 60728244

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 23, 30, 33, 44, 46, 55, 60, 66, 69, 92, 110, 115, 121, 132, 138, 163, 165, 220, 230, 242, 253, 276, 326, 330, 345, 363, 460, 484, 489, 506, 605, 652, 660, 690, 726, 759, 815, 978, 1012, 1210, 1265, 1380, 1452, 1518, 1630, 1793, 1815, 1956, 2420, 2445, 2530, 2783, 3036, 3260, 3586, 3630, 3749, 3795, 4890, 5060, 5379, 5566, 7172, 7260, 7498, 7590, 8349, 8965, 9780, 10758, 11132, 11247, 13915, 14996, 15180, 16698, 17930, 18745, 19723, 21516, 22494, 26895, 27830, 33396, 35860, 37490, 39446, 41239, 41745, 44988, 53790, 55660, 56235, 59169, 74980, 78892, 82478, 83490, 98615, 107580, 112470, 118338, 123717, 164956, 166980, 197230, 206195, 224940, 236676, 247434, 295845, 394460, 412390, 453629, 494868, 591690, 618585, 824780, 907258, 1183380, 1237170, 1360887, 1814516, 2268145, 2474340, 2721774, 4536290, 5443548, 6804435, 9072580, 13608870, 27217740]

約数ペア:

[(1, 27217740), (2, 13608870), (3, 9072580), (4, 6804435), (5, 5443548), (6, 4536290), (10, 2721774), (11, 2474340), (12, 2268145), (15, 1814516), (20, 1360887), (22, 1237170), (23, 1183380), (30, 907258), (33, 824780), (44, 618585), (46, 591690), (55, 494868), (60, 453629), (66, 412390), (69, 394460), (92, 295845), (110, 247434), (115, 236676), (121, 224940), (132, 206195), (138, 197230), (163, 166980), (165, 164956), (220, 123717), (230, 118338), (242, 112470), (253, 107580), (276, 98615), (326, 83490), (330, 82478), (345, 78892), (363, 74980), (460, 59169), (484, 56235), (489, 55660), (506, 53790), (605, 44988), (652, 41745), (660, 41239), (690, 39446), (726, 37490), (759, 35860), (815, 33396), (978, 27830), (1012, 26895), (1210, 22494), (1265, 21516), (1380, 19723), (1452, 18745), (1518, 17930), (1630, 16698), (1793, 15180), (1815, 14996), (1956, 13915), (2420, 11247), (2445, 11132), (2530, 10758), (2783, 9780), (3036, 8965), (3260, 8349), (3586, 7590), (3630, 7498), (3749, 7260), (3795, 7172), (4890, 5566), (5060, 5379)]